0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
There is enough energy in one bolt of lightning to power a home for two weeks!
102
Electric lights for trees were first used in 1895.
62
Pure water (H2O) does not conduct electricity on its own.
46
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
118